1296494132 has 12 divisors (see below), whose sum is σ = 2269243620. Its totient is φ = 648138816.

The previous prime is 1296494119. The next prime is 1296494141. The reversal of 1296494132 is 2314946921.

It can be written as a sum of positive squares in 2 ways, for example, as 12418576 + 1284075556 = 3524^2 + 35834^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1296494132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3794 + ... + 51062.

It is an arithmetic number, because the mean of its divisors is an integer number (189103635).

Almost surely, 2^1296494132 is an apocalyptic number.

It is an amenable number.

1296494132 is a deficient number, since it is larger than the sum of its proper divisors (972749488).

1296494132 is a wasteful number, since it uses less digits than its factorization.

1296494132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54130 (or 54128 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 1296494132 is about 36006.8622904024. The cubic root of 1296494132 is about 1090.4109025113.

The spelling of 1296494132 in words is "one billion, two hundred ninety-six million, four hundred ninety-four thousand, one hundred thirty-two".